HANNA CAMPBELL & POWELL, LLP
Because results matter
Hanna Campbell & Powell, LLP is a premier litigation law firm dedicated to achieving our clients’ goals with innovative and tailored solutions. We pride ourselves on our relentless commitment to understanding and addressing each client’s unique challenges. By blending strategic thinking with a results-driven approach, we ensure that every case is handled with the utmost care and expertise. Your success is our mission, and we are here to navigate the complexities of litigation with you every step of the way.
Client-focused and dedicated to excellence
25 Years Of Success
For a quarter of a century, Hanna Campbell & Powell (HCP) has been a leader in the legal industry, providing sophisticated, creative, and cost-effective representation to clients in Ohio and throughout the United States.
20,000+
Matters handled since the firm was founded in 1999
1,760+
Clients represented including, but not limited to 34 Fortune 500 companies, 29 hospitals, and over 300+ physicians
1,100+
Appellate decisions in cases handled by HCP attorneys
1,000+
Trials to Verdict
Experience matters
Practice Areas
Appellate
Effective appellate advocacy begins early in the legal process, requiring strategic planning to preserve issues for appeal and assess the strengths and weaknesses of a case. Experienced attorneys at HCP have successfully represented clients in numerous appeals, including cases heard by the United States Supreme Court, demonstrating their expertise in crafting persuasive arguments and achieving favorable outcomes.
Arbitration/Mediation
HCP offers a comprehensive approach to dispute resolution, combining aggressive litigation representation with expertise in alternative methods like mediation and arbitration. The firm’s experienced attorneys can act as advocates or neutral parties, drawing on their extensive background in alternative dispute resolution to find the most suitable solution for each client’s unique situation.
Class Actions
HCP takes an aggressive and creative approach to defending against class action lawsuits, recognizing that each case presents unique challenges requiring tailored strategies. The firm offers comprehensive, multifaceted legal representation, employing various defense techniques such as early case evaluation, motion practice, challenges to class certification, settlement negotiations, and vigorous defense at trial to protect clients’ interests effectively.
Commercial Litigation
Commercial litigation refers to any business dispute that doesn’t involve personal injury or property damage, encompassing a wide range of issues including breach of contract cases, intellectual property disputes, and various other business transactions. HCP offers comprehensive, multifaceted legal representation in these complex matters, drawing on extensive experience to provide effective advice and efficiently advance claims towards resolution.
Construction
HCP’s Construction Practice Group provides comprehensive legal representation to a diverse range of clients in commercial and residential construction disputes, including owners, insurers, contractors, architects, and tradespeople. The firm offers aggressive defense strategies, swift response services in urgent situations, and expertise in arbitration, litigation, mechanic’s liens, construction contracts, and alternative dispute resolution methods to protect clients’ interests effectively.
Emergency Response
HCP’s emergency response team springs into action immediately after catastrophic accidents occur, providing crucial assistance with regulatory compliance, OSHA investigations, workers’ compensation claims, and civil lawsuits. The team’s rapid deployment preserves evidence, conducts initial assessments of liability, and directs investigations on behalf of clients, utilizing expert witnesses and scientific analysis to build strong defenses and potentially save clients millions of dollars.
Employment/Discrimination
HCP represents a wide range of employers in various aspects of employment law, including litigation in federal and state courts, counseling, and representation before administrative agencies, covering areas such as discrimination, harassment, workers’ compensation, and labor disputes. The firm’s experienced attorneys provide comprehensive services, from developing policies to address regulatory requirements to conducting investigations and advising clients on complex employment issues, ensuring timely and personalized attention to clients regardless of their size or type.
Environmental/Toxic Tort
HCP represents businesses, not-for-profit entities, and government entities in various environmental matters, including EPA enforcement, environmental coverage litigation, and toxic tort cases. The firm’s experienced attorneys provide comprehensive legal services, from initial consultation to final resolution, leveraging their extensive knowledge of state and federal environmental laws to protect clients’ interests effectively.
Insurance Coverage
HCP’s dedicated insurance practice group stays ahead of industry and legal developments, providing comprehensive representation for both insurers and policyholders in various insurance-related matters, including coverage disputes, bad faith claims, and regulatory issues. The firm’s experienced attorneys offer expert guidance on complex insurance law topics, from policy interpretation and claim handling to litigation and alternative dispute resolution methods, ensuring timely and effective support for clients facing insurance-related challenges.
Medical Malpractice
HCP’s dedicated medical malpractice team specializes in representing hospitals, physicians, dentists, and other healthcare providers, offering timely, proactive, and skilled defense against professional liability claims. The firm’s experienced attorneys employ a comprehensive approach, including early dismissal strategies, expert testimony, and creative trial tactics, to provide thorough evaluation and strong defense in medical malpractice cases across various specialties.
Municipal Liability
HCP’s experienced municipal law attorneys represent various facets of local government, including elected officials, public employees, and departments, providing expert guidance on governance, conflict resolution, and litigation prevention. The firm’s team, comprising both lawyers and former elected officials, leverages its unique blend of legal expertise and insider knowledge to navigate complex municipal disputes, manage media scrutiny, and achieve favorable outcomes in various legal forums, from administrative agencies to state and federal courts.
National Representation
HCP has been chosen to serve as national counsel for clients in various industries, including insurance, paper manufacturing, tire manufacturing, trucking, and paint and coatings. The firm’s teams, led by its managing partner, are trusted for their trial skills, sound judgment, efficiency, and extensive network of affiliated counsel nationwide, allowing them to effectively manage complex litigation across multiple jurisdictions.
Personal Injury/Wrongful Death
HCP specializes in a wide range of personal injury and wrongful death cases, including auto accidents, premises liability, product liability, medical malpractice, workers’ compensation, and toxic exposure claims, as well as defamation, civil rights violations, and other non-physical injuries. The firm’s experienced attorneys, with decades of defense experience, represent claimants under contingency and other fee arrangements, leveraging their insights to maximize settlements or trial verdicts while working closely with insurance companies.
Products Liability
HCP has extensive experience as lead trial counsel, regional counsel, and national supervising counsel in product liability litigation, boasting a strong win rate in defending high-risk, groundbreaking cases including nationwide class actions, multi-district litigation, and joint state and federal litigations. The firm’s “one firm” approach allows them to rapidly assemble a team of top attorneys from various disciplines to address clients’ needs across industries such as tires, automotive products, industrial chemicals, medical devices, toys, food and beverages, pharmaceuticals, consumer goods, building products, and heavy equipment.
Professional Liability
When professionals face negligence lawsuits that threaten their reputation and livelihood, it’s crucial to seek experienced legal counsel who can protect interests while keeping clients informed throughout the process. At HCP, attorneys with extensive trial experience in various professions defend against malpractice claims in state and federal courts, employing a strategic approach that balances aggressive advocacy with cost-effective alternative dispute resolution methods when appropriate.
Transportation
HCP represents various stakeholders in the transportation industry, including shippers, carriers, trucking companies, manufacturers, and service providers, offering expertise in litigation, regulatory compliance, and transactional matters related to personal injury accidents, property damage, cargo claims, and contract disputes. The firm’s experienced attorneys have a proven track record in litigating complex transportation cases, including trucking accidents, cargo liability, and insurance coverage issues, leveraging their knowledge of federal regulations and industry-specific laws to achieve favorable outcomes for clients.
Workers' Compensation
HCP represents Ohio employers in workers’ compensation matters, including injury claims, death claims, and disputes with the Ohio Bureau of Workers Compensation, with attorneys certified as specialists in workers’ compensation and employment law. The firm’s experienced team helps employers minimize workers’ compensation costs by vigorously defending claims and providing strategic planning for future claim defense, with expertise in state fund and self-insured employers, Industrial Commission hearings, and court cases.
Our People
Committed to our clients
Our extensive experience and capabilities inform our strong focus on client service, supported by a collaborative and caring culture.
Our core values
HCP's vision
HCP’s vision is to leverage our outstanding and sophisticated talent to serve our clients better.
- Dedicated to excellence
- Client-focused approach
- Work life balance
Professionals
Meet our Attorneys
THE LATEST NEWS FROM THE FIRM
HCP 2025 Super Lawyers
Hanna Campbell & Powell, LLP (“HCP”) is pleased to announce that nine of its attorneys have been recognized on the 2025 Ohio Super Lawyers list. HCP’s 2025 Super Lawyers are: Super Lawyers is an exclusive list recognizing no more than the top 5% of attorneys in the State of Ohio in a particular area of
CONGRATULATIONS
HCP is pleased to announce the 2025 Best Lawyers in America Hanna, Campbell & Powell, LLP is pleased to announce eight of our partners have been named 2025 Best Lawyers in America. The HCP attorneys honored and their practice areas: Ken Calderone: Insurance + Product Liability Litigation DefendantsBrad Longbrake: Medical Malpractice – DefendantsFrank Mazgaj: Insurance LawMichael Ockerman: Medical
HCP Celebrates 25 years
1999 – 2024 25 years ago, the founding members of Hanna, Campbell & Powell, LLP embarked on a journey driven by an unwavering commitment to excellence. As we reflect on the firm’s last 25 years, we’re filled with gratitude for the trust, support, and dedication of our amazing clients, partners, and staff. This milestone wouldn’t